Techniques rurales en Afrique.
Subtitle: améliorations possibles
By: [par] Jacques Mayer, Robert Bonnefond.
Contributors: Mayer, Jacques.; Bonnefond, Robert.; France. Sécrétariat d'État aux Affairs Étrangères.
Publisher: Sécretariat d'État aux Affaires Étrangères
Published: 1973
Place of publication: Paris
Language: fre